import java.util.LinkedList;
import java.util.Queue;

/**
 * Created by jack on 18/4/1.
 */

public class Test {
    public static void main(String[] args) {
        Queue<Integer> queues = new LinkedList<>();
        queues.add(1);
        queues.add(2);
        queues.add(100);
        for(Integer i : queues){
            System.out.println(i);
        }
    }
}
